Jika f(x) = 3x + 7 dan g(x) = 6/x, x ≠ 0, nilai (f o g)(2) = ….
Jawab:
f(x) = 3x + 7 dan g(x) = 6/x
(f o g)(2) = f(g(2)) = …. ?
g(2) = 6/2 = 3
(f o g)(2) = f(g(2))
= f(3)
= 3(3) + 7
(f o g)(2) = 16